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RCM nitrided steel spring seat spacers for V3/4 cylinder heads, for use only with the RCM double valve spring kit (RCM906). Please confirm compatibility with your specific engine setup before ordering.

SKU: RCM915

RCM nitrided steel spring seat spacers for V5+ cylinder heads. Please confirm compatibility with your specific engine and valve spring setup before ordering.

SKU: RCM916

Injector adaptor kit allowing later Version 5–6 injectors to be fitted into earlier V1–V4 side feed fuel rails, for Subaru Impreza GC/GF (1992–2000). Injectors not included.

SKU: SPE645

RCM Powerparts performance camshaft kit for dual-AVCS Subaru STI V10 applications, covering Impreza/WRX STI (GR/GV) and WRX STI (VA/VAB) models. Please contact Scooby Upgrades for full specification and kit contents, and to confirm fitment, before ordering.

SKU: RCM1578

Throttle wedge designed for reverse-facing manifold conversions on DBW V7+ manifolds. Welds directly onto the manifold to angle the throttle body forward instead of upward.

SKU: RCM2896

RCM Black Series dual-port angled thermostatic oil sandwich plate, with oil lines directable at multiple angles to suit twin-scroll, equal- and unequal-length exhaust manifolds. Integral thermostat opens at 85 degC. Supplied with 2x Dash 8 fittings.

SKU: SPE849

Fitting kit for a complete 4-part 2.5″ exhaust system on Euro-spec ‘New Age’ Impreza models. Comprises genuine Subaru gaskets and high-tensile fasteners. Please contact Scooby Upgrades to confirm compatibility with your vehicle before ordering.

SKU: RCM618

Fitting kit for installing a complete 2.5″ exhaust system on a Japanese-spec Impreza (not twin scroll). Comprises genuine Subaru gaskets and high-tensile fasteners for the installation.

SKU: RCM617

Fitting kit for installing a 2.5″ downpipe and decat pipe (such as RCM329 and RCM330) on non-twin-scroll Impreza applications. Comprises genuine Subaru gaskets and high-tensile fasteners for a complete installation.

SKU: RCM743

Goodridge -6 braided fuel line kit for parallel fuel rail installations used together with a performance fuel pressure regulator. Pre-assembled and pressure tested; supplied with 3x -6 male/male fittings and 1x -6 Y-piece.

SKU: RCM1506